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dynupsetup.exe

DynDNS Updater

Dynamic Network Services Inc

The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer. The file has been seen being downloaded from gsf-cf.softonic.com and multiple other hosts.
Publisher:
Dynamic Network Services, Inc.  (signed by Dynamic Network Services Inc)

Product:
DynDNS® Updater

Version:
4.1.6.0

MD5:
d9a0212d8dff7ba29b1f61cb5299fadd

SHA-1:
17a93a5bab3bcccfd1d69ca1f16aa114781fbd83

SHA-256:
5ab388aa06de32b4b2cdde0fb23ea349fa6875a8a8a4032ca4824efa437f41db

Scanner detections:
0 / 68

Status:
Clean (as of last analysis)

False Positives:
A number of engines detected this file but were erroneous detections (false positives).

Analysis date:
4/24/2024 8:04:05 AM UTC  (today)

File size:
727 KB (744,416 bytes)

Copyright:
© Dynamic Network Services, Inc. All rights reserved.

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Language:
English (United States)

Common path:
C:\users\{user}\downloads\dynupsetup.exe

Digital Signature
Signed by:
Dynamic Network Services Inc

Authority:
VeriSign, Inc.

Valid from:
6/22/2009 7:00:00 PM

Valid to:
6/23/2010 6:59:59 PM

Subject:
CN=Dynamic Network Services Inc, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Dynamic Network Services Inc, L=Manchester, S=NewHampshire, C=US

Issuer:
CN=VeriSign Class 3 Code Signing 2009-2 CA, OU=Terms of use at https://www.verisign.com/rpa (c)09, OU=VeriSign Trust Network, O="VeriSign, Inc.", C=US

Serial number:
4473959C92A16DFE70820AA690DE436F

File PE Metadata
Compilation timestamp:
6/6/2009 4:41:59 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:XcT9s2YSpV6NVytWuHv0MAAT1xxTkZYOcNlojsVHl2p6shOwh7WsjyJaMgnj/KMB:MxFdL6zWHv/A3ZYOcnqU2Ishrh7WCMEn

Entry address:
0x30FA

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 60, 91, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, B0, 70, 40, 00, 53, FF, 15, 7C, 72, 40, 00, 6A, 08, A3, 18, EC, 42, 00, E8, F1, 2B, 00, 00, A3, 64, EB, 42, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 98, 8F, 42, 00, FF, 15, 58, 71, 40, 00, 68, 54, 91, 40, 00, 68, 60, E3, 42, 00, E8, A4, 28, 00, 00, FF, 15, AC, 70, 40, 00, BF, 00, 40, 43, 00, 50, 57, E8, 92, 28, 00, 00...
 
[+]

Entropy:
7.9602

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

The file dynupsetup.exe has been seen being distributed by the following 2 URLs.

http://gsf-cf.softonic.com/17a/93a/.../file?SD_used=0&channel=WEB&fdh=no&id_file=80377&instance=softonic_it&type=PROGRAM&Expires=1428578561&Key-Pair-Id=APKAJUA62FNWTI37JTGQ&Signature=KkQQLbt8EQFCSq61m8A1MYw7hCSDnyhLEt6U1hV2Kjk3cLYaV3wOEV4j618r721~lomaaDov3I1q3JxjqbztIYgsZoVt2V8f4RKcGz2kYQ4y1u2SdZsJ2dTSIGOBrwn1a8wXcWT2dv40zAV5-9GenQc03nH4qlV1Dv1eGWOzhDQ_&filename=DynUpSetup.exe

http://gsf-cf.softonic.com/17a/93a/.../file?SD_used=0&channel=WEB&fdh=no&id_file=80377&instance=softonic_br&type=PROGRAM&Expires=1463591040&Signature=Z2siUIMizFM~FkVsXaKrmkwNoWUlOLVu6QhUKuOWkjvTj1CVyDkFfVzN~G68XqiOg9kXGmRWwy6cynymSsKTrjbMq6CdmbjdcRBCp~OvAWI1rfcUtXLO8Qa3IfR3C7~erzcw2qYacNq2dpMOq79vEfd-3ZIWhnTBApSm6KbeC6I_&Key-Pair-Id=APKAJUA62FNWTI37JTGQ&filename=DynUpSetup.exe

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